1275.000000

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:102

約数の個数: 44

約数和(自身を含む): 1768608

約数和(自身を除く): 968864

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 256, 284, 352, 512, 568, 704, 781, 1024, 1136, 1408, 1562, 2272, 2816, 3124, 4544, 5632, 6248, 9088, 11264, 12496, 18176, 24992, 36352, 49984, 72704, 99968, 199936, 399872, 799744]

約数ペア:

[(1, 799744), (2, 399872), (4, 199936), (8, 99968), (11, 72704), (16, 49984), (22, 36352), (32, 24992), (44, 18176), (64, 12496), (71, 11264), (88, 9088), (128, 6248), (142, 5632), (176, 4544), (256, 3124), (284, 2816), (352, 2272), (512, 1562), (568, 1408), (704, 1136), (781, 1024)]